Tenney Junior Compact Temperature Test Chamber

The Tenney Junior temperature test chambers have been in the market for over 50 years. They are well suited for use in electronic, military, and pharmaceutical quality assurance and reliability testing, along with research testing and production processes. In keeping with the needs of today's lab, we specifically designed these benchtop and floor chambers to have a compact exterior yet an ample interior workspace to maximize valuable floor space. 

Benefits

  • Space saving design - available as upright or bench versions
  • Low total cost of ownership
  • Field proven reliability with thousands in use worldwide
  • Vapor-tight, continuously welded interior
  • Easy to use controller

Features

  • All models feature vapor-tight, continuously welded stainless steel interiors
  • Structural reinforcement is used at all critical points
  • Fiberglass insulation surrounds the temperature chamber to maximize insulating characteristics, thus ensuring minimal thermal transfer

Intrinsically Safe Interior

Controller

  • Watlow F4 Temperature Controller

    Watlow F4 Temperature Controller

    • Dual channel
    • Profiling: 40 profiles, 256 steps
    • Automatic & manual control
    • 2 Analog inputs, universal-type (RTD is standard)
    • 4 Digital inputs
    • 2 Auxiliary analog inputs -- optional
    • 2 Control outputs: time proportioned, on/off or 4-20 mA
    • 2 Alarm outputs
    • 8 Digital event outputs
    • 2 Retransmit outputs -- optional
    • Communications: EIA-232 and EIA-485 with Modbus RTU protocol

Options

  • Dry Air Purge System

    Dry Air Purge System

    • removes unwanted moisture and process vapors from chamber
    • a chamber valve prevents chamber from becoming pressurized
    • self regenerating twin tower heatless dessicant type dryer
    • activated by an event output from main controller

  • LinkTenn 32 Controller Software

    LinkTenn 32 Controller Software

    • interactive remote control and monitoring
    • alarm reporting and notification via email or fax
    • user-friendly profile program editor
    • logging, printing and graphing of process data
    • exporting of logging history data via CSV file for easy import into Microsoft Excel or analysis packages
  • GN2 Purge System

    GN2 Purge System

    • provides and inert atmosphere inside the chamber
    • minimizes moisture buildup
    • prevents condensation
    • prevents corrosion by eliminating oxygen in the chamber
  • Tempguard IV Overtemperature Protection

    Tempguard IV Overtemperature Protection

    • protects against product over/under temperature
    • microprocessor based controller that incorporates programmable high and low temperature limits
    • 100 ohm Platinum RTD used for temperature measurement
    • easy to use

Details

  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions

Specifications

Tenney Junior Environmental Test Chambers Specifications
Overall dimensions in inches/mm

Model TJR TUJR
Workspace W 16 / 406
D 11 / 279
H 11.75 / 298
Exterior W 37 / 940 25.75 / 655
D 22 / 559 22 / 559
H 31.75 / 806 60 / 1524
Temperature Range
Low C -68
High C +180
Utilities, etc
Refrigeration (2) 1/2 HP
Heater Capacity 500 W
Amps@120V / 1Ph / 60Hz 16
Amps Fuse 20
Unit Weight lbs/kg 260 / 118 292 / 133
Change Rates - Chamber Empty
Ambient to 200°C 60 minutes Ambient to -15°C 10 minutes
Ambient to 185°C 50 minutes Ambient to -40°C 20 minutes
Ambient to 160°C 40 minutes Ambient to -54°C 30 minutes
Ambient to 140°C 30 minutes Ambient to -65°C 40 minutes
Ambient to 105°C 20 minutes Ambient to -73°C 55 minutes
Ambient to 70°C 10 minutes Ambient to -75°C Ultimate
Ambient to 25°C 0 minutes
Live Load Capacity (Empty Chamber)
Temperature -40°C 170 Watts
-54°C 145 Watts
-65°C 105 Watts
-73°C 60 Watts
-75°C Ultimate